Fault code lookup

PowertrainP1A82

Caution

Severity: Caution - get it checked when you can

Reversible alternator

14 brands affected · Description from Toyota data.

Key terms: Control module: a small computer that runs one part of the car · Powertrain: engine, transmission and emissions

Safety: This code relates to the charging system. The battery may go flat and the car may stall.

1What it means in plain English

The engine or powertrain control system has stored a fault that does not have specific guidance in this database yet.

2Common causes

  1. Sensor or actuator fault
  2. Wiring or connector fault
  3. Vacuum or intake leak
  4. Fuel or ignition problem
  5. Control module fault

3Can I drive?

Caution · drive with care

The electrical system may fail and the battery may go flat, risking a stall. If the battery or charging warning light is on, drive straight to a workshop.

This page gives general information. It is not professional advice. For a definite diagnosis and a repair quote, ask a qualified mechanic to inspect the car.

4Brand data 14

BrandCodeDescriptionSystem
CheryP1A82Reset fault BrandPowertrain
DaewooP1A82No description available Powertrain
EOBDP1A82Omkeerbare dynamo BrandPowertrain
GMP1A82No description available Powertrain
HoldenP1A825V Sensor Supply 2 Circuit Low Voltage BrandPowertrain
HondaP1A82No description available Powertrain
Land RoverP1A82No description available Powertrain
MitsubishiP1A82CMU01 Battery temperature sensor BrandPowertrain
OpelP1A82No description available Powertrain
PeugeotP1A82No description available Powertrain
ProtonP1A82CMU01 Battery temperature sensor BrandPowertrain
SaabP1A82No description available Powertrain
MG (SAIC)P1A825V2 Sensor Supplies Short to Ground BrandPowertrain
ToyotaP1A82Reversible alternator BrandPowertrain

Legend: SAE is the generic J2012 description; Brand is text taken from that manufacturer’s data. Manufacturer rows keep the wording and language of the source data, and non-English text is tagged so screen readers pronounce it correctly.

5Related codes

Browse Pxxx codes or P1A8xx codes.

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